.content {
  width: 100%;
}

.content .btn_bar {
  margin-left: 20px;
  margin-top: 20px;
}

.header{
  text-align: start;
  align-items: center;
  padding: 10px;
  font-size: 18px;
  border: 2px solid gainsboro;
  border-radius: 5px;
  margin: 10px;
}

.titlestyle {
  font-size: 20px;
  margin-left: 10px;
}

.btnstyle {
  margin: 5px;
}